UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'gLz4m9KvgJYVmF74TuU/s7FWiFQGXVrR40U5caMGxEQ=' 
WHERE 
  key_id = '518f7e0efaeceee48a8128ced632e1ad2f6e7e52e4c792a68c5baddfb71d9518' 
  AND (
    token = 'gLz4m9KvgJYVmF74TuU/s7FWiFQGXVrR40U5caMGxEQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )